NEWS RELEASE

FOR IMMEDIATE RELEASE

CONTACT:    Mason N. Carter, Chairman & CEO
            973-575-1300, ext. 1202
            mnc@merrimacind.com

        DUPONT EXECUTIVE APPOINTED TO MERRIMAC BOARD OF DIRECTORS

WEST CALDWELL, N.J., MARCH 5, 2002: Merrimac Industries, Inc. (AMEX: MRM) today
announced the appointment of David B. Miller to its Board of Directors. David B.
Miller is Vice President and General Manager of DuPont Electronic Technologies.

Mr. Miller has responsibility for High Performance Materials, Microcircuit
Materials, Printed Circuit Materials, HD Microsystems, DuPont Air Products
NanoMaterials, and various other electronic material initiatives.

Mr. Miller began his career with DuPont in 1981 at the Savannah River Plant,
Aiken, S.C., where he held several positions in engineering and manufacturing.
He then moved into the DuPont Electronic Materials business where he held
assignments in marketing and business management, including managing director
of the Asia Pacific Region. He and his family lived in Tokyo, Japan, for
several years during this assignment. Upon his return from Tokyo, Mr. Miller
became a director in DuPont Investor Relations. Mr. Miller assumed his present
position in January 2001.

Dave is a Board member of DuPont Air Products Nanomaterials Joint Venture,
which is focused on CMP (chemical mechanical planarization) materials. He is
also on the Board of Directors of HD Microsystems, a joint venture with
Hitachi Chemical that develops, manufactures, and markets liquid polyamides
and other materials to the semiconductor industry.

Chairman and CEO Mason N. Carter commented, "Dave Miller is the driving force
and Business Unit Leader of DuPont Electronic Technologies. Dave's broad
experience in a variety of electronic industries combined with his astute
business acumen complements the extensive expertise of the Merrimac Board. His
business relationships and perspective with this recognized world leader in
rigid, flexible, ceramic and organic materials and processes for electronic
circuits will be invaluable."

Carter added, "It is with great pleasure that we welcome Dave to our Board and
we look forward to his insights and guidance. His appointment enhances a Board
of Directors that provides our Company with broad expertise and commitment to
Merrimac shareholders. His appointment brings the number of our Board Members
to a total of eight."





ABOUT MERRIMAC

Merrimac Industries, Inc. is a leader in the design and manufacture of
Multi-Mix PICO RF Microwave components, assemblies and micro-multifunction
modules (MMFM), serving the wireless telecommunications industry worldwide
with enabling technologies for commercial applications. Merrimac is focused on
providing Total Integrated Packaging Solutions(TM) with Multi-Mix(R)
Microtechnology, a leading edge competency providing value to our customers
through miniaturization and integration. The Multi-Mix process for microwave,
multilayer integrated MMFM circuitry is a patented method developed by
Merrimac Industries based on fluoropolymer composite substrates. The fusion
bonding of multilayer structures provides a homogeneous dielectric medium for
superior electrical performance at microwave frequencies. The bonded layers
may incorporate embedded semiconductor devices, MMICs, etched resistors,
passive circuit elements and plated-through via holes to form a
three-dimensional subsystem enclosure that requires no further packaging.
Merrimac Industries facilities are registered under ISO 9000, an
internationally developed set of quality criteria for manufacturing
operations.

Merrimac Industries, Inc. and its subsidiary Filtran Microcircuits Inc., with
locations in West Caldwell, NJ, San Jose, Costa Rica and Ottawa, Ontario,
Canada, have approximately 250 co-workers dedicated to the design and
manufacture of signal processing components, gold plating of high-frequency
microstrip, bonded stripline and thick metal-backed Teflon (PTFE)
micro-circuitry and subsystems providing Total Integrated Packaging Solutions
for wireless applications. Merrimac (MRM) is listed on the American Stock
Exchange. Multi-Mix, Multi-Mix PICO, MMFM and Total Integrated Packaging
Solutions are trademarks of Merrimac Industries, Inc. For more information about
Merrimac Industries, Inc. and Filtran Microcircuits Inc., please visit
http://www.merrimacind.com and http://www.filtranmicro.com .

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